20259172

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{1301}}^1$

素因数の和:1551

約数の個数: 24

約数和(自身を含む): 37731960

約数和(自身を除く): 17472788

約数列:

[1, 2, 4, 17, 34, 68, 229, 458, 916, 1301, 2602, 3893, 5204, 7786, 15572, 22117, 44234, 88468, 297929, 595858, 1191716, 5064793, 10129586, 20259172]

約数ペア:

[(1, 20259172), (2, 10129586), (4, 5064793), (17, 1191716), (34, 595858), (68, 297929), (229, 88468), (458, 44234), (916, 22117), (1301, 15572), (2602, 7786), (3893, 5204)]